FROM debian:bookworm-slim

# Avoid interactive prompts
ENV DEBIAN_FRONTEND=noninteractive

# Update and install Swiss Army Knife tools
RUN apt-get update && apt-get install -y     curl     wget     git     jq     unzip     tar     vim     nano     python3     python3-pip     python3-venv     build-essential     iputils-ping     dnsutils     net-tools     nodejs     npm     ffmpeg     openssh-server     sudo     && rm -rf /var/lib/apt/lists/*

# Install yq (binary release for latest version)
RUN wget https://github.com/mikefarah/yq/releases/latest/download/yq_linux_amd64 -O /usr/bin/yq &&     chmod +x /usr/bin/yq

# Setup SSH directory & Config for OpenShift (Random UID support)
RUN mkdir -p /var/run/sshd &&     mkdir -p /etc/ssh/host_keys &&     chmod 775 /var/run/sshd &&     chmod 775 /etc/ssh/host_keys

# Custom sshd_config for non-root usage
RUN echo "Port 2222\nPermitRootLogin no\nPasswordAuthentication no\nPubkeyAuthentication yes\nPidFile /var/run/sshd/sshd.pid\nHostKey /etc/ssh/host_keys/ssh_host_rsa_key\nHostKey /etc/ssh/host_keys/ssh_host_ecdsa_key\nHostKey /etc/ssh/host_keys/ssh_host_ed25519_key\nAuthorizedKeysFile .ssh/authorized_keys\nChallengeResponseAuthentication no\nUsePAM yes\nSubsystem sftp /usr/lib/openssh/sftp-server" > /etc/ssh/sshd_config

# Create a user 'claw' with sudo access
# Passwordless sudo allowed for friction-free automation
# OpenShift runs as random UID, but 'claw' gives us a named user for direct exec if needed
# We also chmod the home dir to allow group access (OpenShift random UID runs as root group)
RUN useradd -m -s /bin/bash claw &&     echo "claw ALL=(ALL) NOPASSWD:ALL" >> /etc/sudoers &&     chmod -R g+rwX /home/claw

# Prepare volume mount point
# Mount persistent storage here
VOLUME /data
# Critical for OpenShift: Allow root group (gid 0) to write to /data
RUN mkdir -p /data &&     chown claw:claw /data &&     chmod 775 /data

# Set working directory to the persistent volume
WORKDIR /data

# Expose SSH port (non-privileged)
EXPOSE 2222

# Start SSH daemon
# Generate host keys on startup if missing (for ephemeral pods)
CMD ["/bin/bash", "-c", "ssh-keygen -A && /usr/sbin/sshd -D -f /etc/ssh/sshd_config"]